| PDT | Partido Democrático Trabalhista | 民主工党 |
| PDT | Protable Date Terminal | 移动数据终端 |
| PDT | Pacific Daylight Time | 太平洋地区日用时 |
| PDT | PhotoDynamic Therapy | 光动力疗法 |
| PDT | Piedmont Airlines (ICAO code) | 皮埃蒙特航空公司（ICAO代码） |
| PDT | Pendleton, OR, USA (Airport Code) | 美国俄勒冈州彭德尔顿（机场代码） |
| PDT | Performance Demonstration Test | 性能演示测试 |
| PDT | Portable Data Terminal (stock keeping device) | 便携式数据终端（库存设备） |
| PDT | Proliferation Detection Technology | 增殖检测技术 |
| PDT | Provisioning Technical Data | 提供技术数据 |
| PDT | Pacific Daylight Time (GMT-0700) | 太平洋昼时（GMT-0700） |
| PDT | Published Data Tapes | 已发布的数据磁带 |
| PDT | Programmable Data Terminal | 可编程数据终端 |
| PDT | Partido DemocrÁtico Trabalhista (Labor Democratic Party - Brazil) | Partido DemocrÁtico Trabalhista (Labor Democratic Party - Brazil) |
| PDT | Process Development Team | 流程开发团队 |
| PDT | Product Development Team | 产品开发团队 |
| PDT | Potentially Dangerous Taxpayer | 潜在危险纳税人 |
| PDT | Professional Development Training | 专业发展培训 |
| PDT | Phi Delta Theta | Phi Delta Theta公司 |
| PDT | Pull-Down Transistor | 下拉晶体管 |
| PDT | Politecnico Di Torino (Italy) | 都灵理工大学（意大利） |
| PDT | Port Data Table | 端口数据表 |
| PDT | Project Delivery Team (Army Corps of Engineers) | 项目交付团队（陆军工程兵团） |
| PDT | Primary Designated Target | 主要指定目标 |
| PDT | Procurement Development Team (NASA) | 采购开发团队（NASA） |
| PDT | Pomme de Terre (French: potato) | Pomme de Terre（法语：土豆） |
| PDT | population doubling time | 种群倍增时间 |
| PDT | posterior drawer test | 后抽屉试验 |
| PDT | Portable Data Terminal | 便携式数据终端 |
| PDT | Probe Droid Theatre | 探测机器人剧院 |
| PDT | Page De-allocation Table | 页面取消分配表 |
| PDT | Pendleton, Oregon USA | 美国俄勒冈州彭德尔顿 |
| PDT | Printer Definition Table | 打印机定义表 |
| PDT | Parfum De Toilette | 香水 |
| PDT | Players Development Team | 玩家开发团队 |
| PDT | Perpetual Dream Theory | 永恒梦想理论 |
| PDT | Panasonic Digital Tuner | 松下数字调谐器 |
| PDT | Pacific Daylight Time [ GMT - 0700] | 太平洋昼时[GMT-0700] |
| PDT | John Hancock Patriot Prime Development 2 | 约翰·汉考克爱国者首要发展2 |
| PDT | Process Development Tool | 流程开发工具 |
| PDT | Professional Development Time | 专业发展时间 |
| PDT | IEEE Parallel and Distributed Technology: Systems and Applications | IEEE并行和分布式技术：系统和应用 |
| PDT | Program Database Toolkit | 程序数据库工具包 |
| PDT | Parotid Duct Transposition (veterinary ophthalmology) | 腮腺导管移位（兽医眼科） |
| PDT | Projection and Display Technology | 投影和显示技术 |
| PDT | Percutane Dilatatie Techniek | 反丁烷稀释技术 |
| PDT | Passive Doppler Tracking | 无源多普勒跟踪 |
| PDT | Punchdown Tool (terminates network cable) | 冲压工具（终止网线） |
| PDT | Peripheral Detection Task | 外围设备检测任务 |
| PDT | Polemount Distribution Transformer | Polemount配电变压器 |
| PDT | Processed Directional Transmission | 已处理的定向传输 |
| PDT | Physical Deposition Technique | 物理沉积技术 |
| PDT | Policy Definition Tool | 策略定义工具 |
| PDT | Passive Dual Technology | 被动双重技术 |
| PDT | Product Delivery Team | 产品交付团队 |
| PDT | Product Design Team | 产品设计团队 |
| PDT | Pair-Wise Difference Test | 成对差异测试 |
| PDT | Project Development Team | 项目开发团队 |
| PDT | Pulse Doppler Transmitter / Transmission | 脉冲多普勒发射器/传输 |
| PDT | Predeployment Training | 部署前培训 |